1436 has 6 divisors (see below), whose sum is σ = 2520. Its totient is φ = 716.

The previous prime is 1433. The next prime is 1439. The reversal of 1436 is 6341.

It is an interprime number because it is at equal distance from previous prime (1433) and next prime (1439).

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 16.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 1436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176 + ... + 183.

It is an arithmetic number, because the mean of its divisors is an integer number (420).

It is an amenable number.

1436 is a deficient number, since it is larger than the sum of its proper divisors (1084).

1436 is a wasteful number, since it uses less digits than its factorization.

1436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 361 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 1436 is about 37.8945906430. The cubic root of 1436 is about 11.2819666943.

Adding to 1436 its reverse (6341), we get a palindrome (7777).

It can be divided in two parts, 143 and 6, that multiplied together give a palindrome (858).

The spelling of 1436 in words is "one thousand, four hundred thirty-six".